Research Dynamics COYOTE CHALLENGE S.E. 1998 VS Rocky Mountain TRAILHEAD 2011 specs comparison

Research Dynamics Coyote Challenge S.E.

General Infos

Model	Coyote Challenge S.E.
Manufacturer	Research Dynamics
Year of production	1998
Current price	Check price Here ==>
Color choice	-Fade red and black
Sizes	- 12.5 (inches) - 15.5 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches)
Sizes	- 12.5 (inches) - 15.5 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.10 (inches) Kenda K-886 Front: 26 X 2.10 (inches) Kenda K-876
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	APSE 308A Levers APSE 111A Brakes
Hubs for disc brakes	Rear: Joytech Soid Nutted Front: Joy Tech Soia Q and R
Rims manufacturer	36-hole Weinmann 519
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Shuhn Lih Steel

Frame and Body Specs

Frame materials	Chromoly and hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Liyang MTB-153
Handlebar extender	Optional
Handlebar stem details	Liyang MTS-309
Headset size	1 (inches) YST Steel

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC Z-51
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Chin Haur CH-48
Crankset parts and sizes	24/34/42 Teeth Suntour XR17
Gear shift levers	Grip Shift MRX-170
Rear gear set	13 - 28 Teeth 7-speed

Research Dynamics Coyote Challenge S.E. Fork System Data

Derailleur (Front)	Top-pull and clamp-on 28.6 (millimeters) Suntour AN462
Derailleur (Rear)	Shimano AceraX
Fork material	Unicrown Crown Aluminum and chromoly
Fork type	RST 181

Other Specs of Research Dynamics Coyote Challenge S.E.

Component group sets	Shimano AceraX
Pedals details	Wellgo LU-895
Rear shock absorber	Not Available
Saddle seat	Velo 241
Seat post extension	25.6 (millimeters) Diameter Hsin Lung SP-102

Rocky Mountain Trailhead

General Infos

Model	Trailhead
Manufacturer	Rocky Mountain
Year of production	2011
Current price	Check price Here ==>
Color choice	-Silver and white
Sizes	- 15 (inches) - 16.5 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.1'' Maxxis Crossmark
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano BR-M445 Levers Shimano BR-M445 Hydraulic Disc Brakes
Hubs for disc brakes	Shimano M475 Disc
Rims manufacturer	WTB Speed Disc XC
Spoke nipples type	Not Available
Spoke wheel	Stainless Stainless

Frame and Body Specs

Frame materials	6061 Double Butted Aluminum
Frame type	Aluminum
Handlebar construction	RMB Five 15 SL
Handlebar extender	Optional
Handlebar stem details	RMB L7
Headset size	Cane Creek A88

Gearing Specifications

Bicycle chain	Shimano HG-53
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano ES25 Octalink
Crankset parts and sizes	44/32/22t Teeth Shimano M430
Gear shift levers	Shimano Deore Rapid Fire
Rear gear set	11 - 32 Teeth 9-speed

Rocky Mountain Trailhead Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	Shimano SLX
Fork material	Not Available
Fork type	100 (millimeters) Travel RockShox Tora TK Coil

Other Specs of Rocky Mountain Trailhead

Component group sets	Shimano Mix
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	WTB Rocket V Comp
Seat post extension	27.2 (millimeters) Diameter RMB L2B